Golang go-log.Logger函数代码示例

// package merkledag implements the ipfs Merkle DAG datastructures.
package merkledag

import (
	"fmt"
	"strings"
	"sync"

	blocks "github.com/ipfs/go-ipfs/blocks"
	key "github.com/ipfs/go-ipfs/blocks/key"
	bserv "github.com/ipfs/go-ipfs/blockservice"
	logging "gx/ipfs/QmNQynaz7qfriSUJkiEZUrm2Wen1u3Kj9goZzWtrPyu7XR/go-log"
	"gx/ipfs/QmZy2y8t9zQH2a1b8q2ZSLKp17ATuJoCNxxyMFG5qFExpt/go-net/context"
)

var log = logging.Logger("merkledag")
var ErrNotFound = fmt.Errorf("merkledag: not found")

// DAGService is an IPFS Merkle DAG service.
type DAGService interface {
	Add(*Node) (key.Key, error)
	Get(context.Context, key.Key) (*Node, error)
	Remove(*Node) error

	// GetDAG returns, in order, all the single leve child
	// nodes of the passed in node.
	GetMany(context.Context, []key.Key) <-chan *NodeOption

	Batch() *Batch
}

package gc

import (
	bstore "github.com/ipfs/go-ipfs/blocks/blockstore"
	key "github.com/ipfs/go-ipfs/blocks/key"
	bserv "github.com/ipfs/go-ipfs/blockservice"
	offline "github.com/ipfs/go-ipfs/exchange/offline"
	dag "github.com/ipfs/go-ipfs/merkledag"
	pin "github.com/ipfs/go-ipfs/pin"

	logging "gx/ipfs/QmNQynaz7qfriSUJkiEZUrm2Wen1u3Kj9goZzWtrPyu7XR/go-log"
	context "gx/ipfs/QmZy2y8t9zQH2a1b8q2ZSLKp17ATuJoCNxxyMFG5qFExpt/go-net/context"
)

var log = logging.Logger("gc")

// GC performs a mark and sweep garbage collection of the blocks in the blockstore
// first, it creates a 'marked' set and adds to it the following:
// - all recursively pinned blocks, plus all of their descendants (recursively)
// - bestEffortRoots, plus all of its descendants (recursively)
// - all directly pinned blocks
// - all blocks utilized internally by the pinner
//
// The routine then iterates over every block in the blockstore and
// deletes any block that is not found in the marked set.
func GC(ctx context.Context, bs bstore.GCBlockstore, pn pin.Pinner, bestEffortRoots []key.Key) (<-chan key.Key, error) {
	unlocker := bs.GCLock()

	bsrv := bserv.New(bs, offline.Exchange(bs))
	ds := dag.NewDAGService(bsrv)

import (
	"errors"
	"sync"
	"time"

	key "github.com/ipfs/go-ipfs/blocks/key"
	dag "github.com/ipfs/go-ipfs/merkledag"
	ft "github.com/ipfs/go-ipfs/unixfs"

	logging "gx/ipfs/QmNQynaz7qfriSUJkiEZUrm2Wen1u3Kj9goZzWtrPyu7XR/go-log"
	context "gx/ipfs/QmZy2y8t9zQH2a1b8q2ZSLKp17ATuJoCNxxyMFG5qFExpt/go-net/context"
)

var ErrNotExist = errors.New("no such rootfs")

var log = logging.Logger("mfs")

var ErrIsDirectory = errors.New("error: is a directory")

type childCloser interface {
	closeChild(string, *dag.Node, bool) error
}

type NodeType int

const (
	TFile NodeType = iota
	TDir
)

// FSNode represents any node (directory, root, or file) in the mfs filesystem

package commands

import (
	"io"
	"strings"

	cmds "github.com/ipfs/go-ipfs/commands"
	files "github.com/ipfs/go-ipfs/core/commands/files"
	ocmd "github.com/ipfs/go-ipfs/core/commands/object"
	unixfs "github.com/ipfs/go-ipfs/core/commands/unixfs"
	logging "gx/ipfs/QmNQynaz7qfriSUJkiEZUrm2Wen1u3Kj9goZzWtrPyu7XR/go-log"
)

var log = logging.Logger("core/commands")

const (
	ApiOption = "api"
)

var Root = &cmds.Command{
	Helptext: cmds.HelpText{
		Tagline:  "Global p2p merkle-dag filesystem.",
		Synopsis: "ipfs [--config=<config> | -c] [--debug=<debug> | -D] [--help=<help>] [-h=<h>] [--local=<local> | -L] [--api=<api>] <command> ...",
		Subcommands: `
BASIC COMMANDS
  init          Initialize ipfs local configuration
  add <path>    Add a file to ipfs
  cat <ref>     Show ipfs object data
  get <ref>     Download ipfs objects
  ls <ref>      List links from an object
  refs <ref>    List hashes of links from an object

package node

import (
	"errors"
	"fmt"
	"strings"
	"time"

	core "github.com/ipfs/go-ipfs/core"
	ipns "github.com/ipfs/go-ipfs/fuse/ipns"
	mount "github.com/ipfs/go-ipfs/fuse/mount"
	rofs "github.com/ipfs/go-ipfs/fuse/readonly"
	logging "gx/ipfs/QmNQynaz7qfriSUJkiEZUrm2Wen1u3Kj9goZzWtrPyu7XR/go-log"
)

var log = logging.Logger("node")

// amount of time to wait for mount errors
// TODO is this non-deterministic?
const mountTimeout = time.Second

// fuseNoDirectory used to check the returning fuse error
const fuseNoDirectory = "fusermount: failed to access mountpoint"

// fuseExitStatus1 used to check the returning fuse error
const fuseExitStatus1 = "fusermount: exit status 1"

// platformFuseChecks can get overridden by arch-specific files
// to run fuse checks (like checking the OSXFUSE version)
var platformFuseChecks = func(*core.IpfsNode) error {
	return nil

	"time"

	random "github.com/ipfs/go-ipfs/Godeps/_workspace/src/github.com/jbenet/go-random"
	context "gx/ipfs/QmZy2y8t9zQH2a1b8q2ZSLKp17ATuJoCNxxyMFG5qFExpt/go-net/context"

	"github.com/ipfs/go-ipfs/core"
	coreunix "github.com/ipfs/go-ipfs/core/coreunix"
	mock "github.com/ipfs/go-ipfs/core/mock"
	testutil "github.com/ipfs/go-ipfs/thirdparty/testutil"
	"github.com/ipfs/go-ipfs/thirdparty/unit"
	logging "gx/ipfs/QmNQynaz7qfriSUJkiEZUrm2Wen1u3Kj9goZzWtrPyu7XR/go-log"
	pstore "gx/ipfs/QmQdnfvZQuhdT93LNc5bos52wAmdr3G2p6G8teLJMEN32P/go-libp2p-peerstore"
	mocknet "gx/ipfs/QmVCe3SNMjkcPgnpFhZs719dheq6xE7gJwjzV7aWcUM4Ms/go-libp2p/p2p/net/mock"
)

var log = logging.Logger("epictest")

const kSeed = 1

func Test1KBInstantaneous(t *testing.T) {
	conf := testutil.LatencyConfig{
		NetworkLatency:    0,
		RoutingLatency:    0,
		BlockstoreLatency: 0,
	}

	if err := DirectAddCat(RandomBytes(1*unit.KB), conf); err != nil {
		t.Fatal(err)
	}
}

	"syscall"

	fuse "github.com/ipfs/go-ipfs/Godeps/_workspace/src/bazil.org/fuse"
	fs "github.com/ipfs/go-ipfs/Godeps/_workspace/src/bazil.org/fuse/fs"
	core "github.com/ipfs/go-ipfs/core"
	mdag "github.com/ipfs/go-ipfs/merkledag"
	path "github.com/ipfs/go-ipfs/path"
	lgbl "github.com/ipfs/go-ipfs/thirdparty/loggables"
	uio "github.com/ipfs/go-ipfs/unixfs/io"
	ftpb "github.com/ipfs/go-ipfs/unixfs/pb"
	logging "gx/ipfs/QmNQynaz7qfriSUJkiEZUrm2Wen1u3Kj9goZzWtrPyu7XR/go-log"
	proto "gx/ipfs/QmZ4Qi3GaRbjcx28Sme5eMH7RQjGkt8wHxt2a65oLaeFEV/gogo-protobuf/proto"
	"gx/ipfs/QmZy2y8t9zQH2a1b8q2ZSLKp17ATuJoCNxxyMFG5qFExpt/go-net/context"
)

var log = logging.Logger("fuse/ipfs")

// FileSystem is the readonly Ipfs Fuse Filesystem.
type FileSystem struct {
	Ipfs *core.IpfsNode
}

// NewFileSystem constructs new fs using given core.IpfsNode instance.
func NewFileSystem(ipfs *core.IpfsNode) *FileSystem {
	return &FileSystem{Ipfs: ipfs}
}

// Root constructs the Root of the filesystem, a Root object.
func (f FileSystem) Root() (fs.Node, error) {
	return &Root{Ipfs: f.Ipfs}, nil
}

	"github.com/ipfs/go-ipfs/importer/chunk"
	mfs "github.com/ipfs/go-ipfs/mfs"
	"github.com/ipfs/go-ipfs/pin"
	ds "gx/ipfs/QmTxLSvdhwg68WJimdS6icLPhZi28aTp6b7uihC2Yb47Xk/go-datastore"
	syncds "gx/ipfs/QmTxLSvdhwg68WJimdS6icLPhZi28aTp6b7uihC2Yb47Xk/go-datastore/sync"
	context "gx/ipfs/QmZy2y8t9zQH2a1b8q2ZSLKp17ATuJoCNxxyMFG5qFExpt/go-net/context"

	bs "github.com/ipfs/go-ipfs/blocks/blockstore"
	"github.com/ipfs/go-ipfs/commands/files"
	core "github.com/ipfs/go-ipfs/core"
	dag "github.com/ipfs/go-ipfs/merkledag"
	unixfs "github.com/ipfs/go-ipfs/unixfs"
	logging "gx/ipfs/QmNQynaz7qfriSUJkiEZUrm2Wen1u3Kj9goZzWtrPyu7XR/go-log"
)

var log = logging.Logger("coreunix")

// how many bytes of progress to wait before sending a progress update message
const progressReaderIncrement = 1024 * 256

type Link struct {
	Name, Hash string
	Size       uint64
}

type Object struct {
	Hash  string
	Links []Link
}

type hiddenFileError struct {

// package mount provides a simple abstraction around a mount point
package mount

import (
	"fmt"
	"io"
	"os/exec"
	"runtime"
	"time"

	logging "gx/ipfs/QmNQynaz7qfriSUJkiEZUrm2Wen1u3Kj9goZzWtrPyu7XR/go-log"
	goprocess "gx/ipfs/QmQopLATEYMNg7dVqZRNDfeE2S1yKy8zrRh5xnYiuqeZBn/goprocess"
)

var log = logging.Logger("mount")

var MountTimeout = time.Second * 5

// Mount represents a filesystem mount
type Mount interface {
	// MountPoint is the path at which this mount is mounted
	MountPoint() string

	// Unmounts the mount
	Unmount() error

	// Checks if the mount is still active.
	IsActive() bool

	// Process returns the mount's Process to be able to link it
	// to other processes. Unmount upon closing.

	key "github.com/ipfs/go-ipfs/blocks/key"
	routing "github.com/ipfs/go-ipfs/routing"
	pb "github.com/ipfs/go-ipfs/routing/dht/pb"
	proxy "github.com/ipfs/go-ipfs/routing/supernode/proxy"
	loggables "github.com/ipfs/go-ipfs/thirdparty/loggables"

	logging "gx/ipfs/QmNQynaz7qfriSUJkiEZUrm2Wen1u3Kj9goZzWtrPyu7XR/go-log"
	pstore "gx/ipfs/QmQdnfvZQuhdT93LNc5bos52wAmdr3G2p6G8teLJMEN32P/go-libp2p-peerstore"
	peer "gx/ipfs/QmRBqJF7hb8ZSpRcMwUt8hNhydWcxGEhtk81HKq6oUwKvs/go-libp2p-peer"
	proto "gx/ipfs/QmZ4Qi3GaRbjcx28Sme5eMH7RQjGkt8wHxt2a65oLaeFEV/gogo-protobuf/proto"
	"gx/ipfs/QmZ8bCZpMWDbFSh6h2zgTYwrhnjrGM5c9WCzw72SU8p63b/go-libp2p/p2p/host"
	context "gx/ipfs/QmZy2y8t9zQH2a1b8q2ZSLKp17ATuJoCNxxyMFG5qFExpt/go-net/context"
)

var log = logging.Logger("supernode")

type Client struct {
	peerhost  host.Host
	peerstore pstore.Peerstore
	proxy     proxy.Proxy
	local     peer.ID
}

// TODO take in datastore/cache
func NewClient(px proxy.Proxy, h host.Host, ps pstore.Peerstore, local peer.ID) (*Client, error) {
	return &Client{
		proxy:     px,
		local:     local,
		peerstore: ps,
		peerhost:  h,

	"sync"
	"time"

	pb "github.com/ipfs/go-ipfs/diagnostics/pb"
	logging "gx/ipfs/QmNQynaz7qfriSUJkiEZUrm2Wen1u3Kj9goZzWtrPyu7XR/go-log"
	peer "gx/ipfs/QmRBqJF7hb8ZSpRcMwUt8hNhydWcxGEhtk81HKq6oUwKvs/go-libp2p-peer"
	ctxio "gx/ipfs/QmX6DhWrpBB5NtadXmPSXYNdVvuLfJXoFNMvUMoVvP5UJa/go-context/io"
	ggio "gx/ipfs/QmZ4Qi3GaRbjcx28Sme5eMH7RQjGkt8wHxt2a65oLaeFEV/gogo-protobuf/io"
	proto "gx/ipfs/QmZ4Qi3GaRbjcx28Sme5eMH7RQjGkt8wHxt2a65oLaeFEV/gogo-protobuf/proto"
	host "gx/ipfs/QmZ8bCZpMWDbFSh6h2zgTYwrhnjrGM5c9WCzw72SU8p63b/go-libp2p/p2p/host"
	inet "gx/ipfs/QmZ8bCZpMWDbFSh6h2zgTYwrhnjrGM5c9WCzw72SU8p63b/go-libp2p/p2p/net"
	protocol "gx/ipfs/QmZ8bCZpMWDbFSh6h2zgTYwrhnjrGM5c9WCzw72SU8p63b/go-libp2p/p2p/protocol"
	context "gx/ipfs/QmZy2y8t9zQH2a1b8q2ZSLKp17ATuJoCNxxyMFG5qFExpt/go-net/context"
)

var log = logging.Logger("diagnostics")

// ProtocolDiag is the diagnostics protocol.ID
var ProtocolDiag protocol.ID = "/ipfs/diagnostics"

var ErrAlreadyRunning = errors.New("diagnostic with that ID already running")

const ResponseTimeout = time.Second * 10
const HopTimeoutDecrement = time.Second * 2

// Diagnostics is a net service that manages requesting and responding to diagnostic
// requests
type Diagnostics struct {
	host host.Host
	self peer.ID

	key "github.com/ipfs/go-ipfs/blocks/key"
	bsmsg "github.com/ipfs/go-ipfs/exchange/bitswap/message"
	routing "github.com/ipfs/go-ipfs/routing"

	logging "gx/ipfs/QmNQynaz7qfriSUJkiEZUrm2Wen1u3Kj9goZzWtrPyu7XR/go-log"
	pstore "gx/ipfs/QmQdnfvZQuhdT93LNc5bos52wAmdr3G2p6G8teLJMEN32P/go-libp2p-peerstore"
	peer "gx/ipfs/QmRBqJF7hb8ZSpRcMwUt8hNhydWcxGEhtk81HKq6oUwKvs/go-libp2p-peer"
	ma "gx/ipfs/QmYzDkkgAEmrcNzFCiYo6L1dTX4EAG1gZkbtdbd9trL4vd/go-multiaddr"
	ggio "gx/ipfs/QmZ4Qi3GaRbjcx28Sme5eMH7RQjGkt8wHxt2a65oLaeFEV/gogo-protobuf/io"
	host "gx/ipfs/QmZ8bCZpMWDbFSh6h2zgTYwrhnjrGM5c9WCzw72SU8p63b/go-libp2p/p2p/host"
	inet "gx/ipfs/QmZ8bCZpMWDbFSh6h2zgTYwrhnjrGM5c9WCzw72SU8p63b/go-libp2p/p2p/net"
	context "gx/ipfs/QmZy2y8t9zQH2a1b8q2ZSLKp17ATuJoCNxxyMFG5qFExpt/go-net/context"
)

var log = logging.Logger("bitswap_network")

// NewFromIpfsHost returns a BitSwapNetwork supported by underlying IPFS host
func NewFromIpfsHost(host host.Host, r routing.IpfsRouting) BitSwapNetwork {
	bitswapNetwork := impl{
		host:    host,
		routing: r,
	}
	host.SetStreamHandler(ProtocolBitswap, bitswapNetwork.handleNewStream)
	host.Network().Notify((*netNotifiee)(&bitswapNetwork))
	// TODO: StopNotify.

	return &bitswapNetwork
}

// impl transforms the ipfs network interface, which sends and receives

import (
	"encoding/json"
	"errors"
	"fmt"
	"io"
	"os"
	"path/filepath"

	"github.com/ipfs/go-ipfs/repo/config"
	logging "gx/ipfs/QmNQynaz7qfriSUJkiEZUrm2Wen1u3Kj9goZzWtrPyu7XR/go-log"
	"gx/ipfs/QmZNVWh8LLjAavuQ2JXuFmuYH3C11xo988vSgp7UQrTRj1/go-ipfs-util"
	"gx/ipfs/QmdYwCmx8pZRkzdcd8MhmLJqYVoVTC1aGsy5Q4reMGLNLg/atomicfile"
)

var log = logging.Logger("fsrepo")

// ReadConfigFile reads the config from `filename` into `cfg`.
func ReadConfigFile(filename string, cfg interface{}) error {
	f, err := os.Open(filename)
	if err != nil {
		return err
	}
	defer f.Close()
	if err := json.NewDecoder(f).Decode(cfg); err != nil {
		return fmt.Errorf("Failure to decode config: %s", err)
	}
	return nil
}

// WriteConfigFile writes the config from `cfg` into `filename`.

	help "github.com/ipfs/go-ipfs/importer/helpers"
	trickle "github.com/ipfs/go-ipfs/importer/trickle"
	mdag "github.com/ipfs/go-ipfs/merkledag"
	ft "github.com/ipfs/go-ipfs/unixfs"
	uio "github.com/ipfs/go-ipfs/unixfs/io"
	logging "gx/ipfs/QmNQynaz7qfriSUJkiEZUrm2Wen1u3Kj9goZzWtrPyu7XR/go-log"
)

var ErrSeekFail = errors.New("failed to seek properly")
var ErrSeekEndNotImpl = errors.New("SEEK_END currently not implemented")
var ErrUnrecognizedWhence = errors.New("unrecognized whence")

// 2MB
var writebufferSize = 1 << 21

var log = logging.Logger("dagio")

// DagModifier is the only struct licensed and able to correctly
// perform surgery on a DAG 'file'
// Dear god, please rename this to something more pleasant
type DagModifier struct {
	dagserv mdag.DAGService
	curNode *mdag.Node

	splitter   chunk.SplitterGen
	ctx        context.Context
	readCancel func()

	writeStart uint64
	curWrOff   uint64
	wrBuf      *bytes.Buffer

import (
	"errors"
	"sync"
	"sync/atomic"

	blocks "github.com/ipfs/go-ipfs/blocks"
	key "github.com/ipfs/go-ipfs/blocks/key"
	logging "gx/ipfs/QmNQynaz7qfriSUJkiEZUrm2Wen1u3Kj9goZzWtrPyu7XR/go-log"
	ds "gx/ipfs/QmTxLSvdhwg68WJimdS6icLPhZi28aTp6b7uihC2Yb47Xk/go-datastore"
	dsns "gx/ipfs/QmTxLSvdhwg68WJimdS6icLPhZi28aTp6b7uihC2Yb47Xk/go-datastore/namespace"
	dsq "gx/ipfs/QmTxLSvdhwg68WJimdS6icLPhZi28aTp6b7uihC2Yb47Xk/go-datastore/query"
	mh "gx/ipfs/QmYf7ng2hG5XBtJA3tN34DQ2GUN5HNksEw1rLDkmr6vGku/go-multihash"
	context "gx/ipfs/QmZy2y8t9zQH2a1b8q2ZSLKp17ATuJoCNxxyMFG5qFExpt/go-net/context"
)

var log = logging.Logger("blockstore")

// BlockPrefix namespaces blockstore datastores
var BlockPrefix = ds.NewKey("blocks")

var ValueTypeMismatch = errors.New("the retrieved value is not a Block")
var ErrHashMismatch = errors.New("block in storage has different hash than requested")

var ErrNotFound = errors.New("blockstore: block not found")

// Blockstore wraps a Datastore
type Blockstore interface {
	DeleteBlock(key.Key) error
	Has(key.Key) (bool, error)
	Get(key.Key) (blocks.Block, error)
	Put(blocks.Block) error